| NIIC | National Injury Information Clearinghouse |
|---|---|
| PCIS | Patient-Care Information System; postcardiac injury syndrome |
| PNI | peripheral nerve injury; postnatal infection; prognostic nutritional index |
| PRAGMATIC | pregnancy, rheumatoid arthritis, acromegaly, glucose metabolism disorders, mechanical injury, amyloi... |
| RSI | rapid-sequence induction; rapid sequence intubation; repetition strain injury |